<template>
	<el-container class="home-container">
		<!--header-->
		<el-header>
			<div>
				<img src="./../assets/logo.png" alt="" />
				<span>glz後台管理系統</span>
			</div>
			<el-button type="info" @click="logout">退出</el-button>
		</el-header>
		<!--main 页面主体区域-->
		<el-container>
			<!--left 侧边栏-->
			<el-aside :width="isCollapse ? '64px' : '200px'">
				<div class="toggle-button" @click="toggleCollapse">|||</div>
				<!-- 侧边栏菜单区域 -->
				<el-menu :unique-opened="true" :collapse="isCollapse" :collapse-transition="false" 
				:router="true" :default-active="activePath"
				background-color="#333744" text-color="#fff" active-text-color="#409dff">
					<el-submenu :index="item.id + ''" v-for="item in menulist" :key="item.id">
						<template slot="title">
							<i :class="iconsObj[item.id]"></i>
							<span>{{item.authName}}</span>
						</template>
						<el-menu-item :index="'/' + subItem.path" v-for="subItem in item.children" :key="subItem.id"
						 @click="saveNavState('/' + subItem.path)">
							<template slot="title">
								<i class="el-icon-menu"></i>
								<span>{{subItem.authName}}</span>
							</template>
						</el-menu-item>
					</el-submenu>
				</el-menu>
			</el-aside>
			<!--right 右侧内容主体-->
			<el-main>
				<!--路由占位符-->
				<router-view></router-view>
			</el-main>
		</el-container>
	</el-container>
</template>

<script>
export default {
	data(){
		return {
			//左侧菜单数据
			menulist: [],
			iconsObj:{
				125:'iconfont icon-user',
				101:'iconfont icon-tijikongjian',
				102:'iconfont icon-shangpin',
				103:'iconfont icon-danju',
				145:'iconfont icon-baobiao',
			},
			//是否折叠
			isCollapse:false,
			//被激活的链接地址
			activePath:''
		}
	},
	created(){
		this.getMenuList()
		this.activePath = window.sessionStorage.getItem('activePath')
	},
	methods: {
		logout() {
			window.sessionStorage.clear()
			this.$router.push('/login')
		},
		async getMenuList(){
			const { data: res } = await this.$http.get('/vip/amenus/get')
			if(res.meta.status != 200) return this.$message.error(res.meta.msg)
			this.menulist = res.data
			// console.log(res)
		},
		toggleCollapse(){
			this.isCollapse = !this.isCollapse
		},
		saveNavState(activePath){
			window.sessionStorage.setItem('activePath',activePath)
			this.activePath = activePath
		}
	},
}
</script>

<style lang="less" scoped>
.home-container {
	height: 100%;
}
.el-header {
	background-color: #373d41;
	display: flex;
	justify-content: space-between;
	padding-left: 0px;
	align-items: center;
	color: #fff;
	font-size: 20px;
	> div {
		display: flex;
		align-items: center;
		img {
			height: 60px;
		}
		span {
			margin-left: 15px;
		}
	}
}
.el-aside {
	background-color: #333744;
	.el-menu{
		border-right: none ;
	}
}
.el-main {
	background-color: #eaedf1;
}

.iconfont {
	margin-right:5px;
}
.toggle-button{
	background-color: #4A5064;
	font-size: 10px;
	line-height: 24px;
	color: #fff;
	text-align: center;
	letter-spacing: 0.2em;
}
</style>